newlib-cygwin/libgloss/ft32/sim-lseek.S

/*
 * sim-lseek.S -- write interface for FT32 simulator
 *
 * Copyright (C) 2015 FTDI (support@ftdichip.com)
 *
 * The authors hereby grant permission to use, copy, modify, distribute,
 * and license this software and its documentation for any purpose, provided
 * that existing copyright notices are retained in all copies and that this
 * notice is included verbatim in any distributions. No written agreement,
 * license, or royalty fee is required for any of the authorized uses.
 * Modifications to this software may be copyrighted by their authors
 * and need not follow the licensing terms described here, provided that
 * the new terms are clearly indicated on the first page of each file where
 * they apply.
 */

#include <sys/types.h>
#include <errno.h>

/*
 * lseek -- Since a simulated serial port is non-seekable, we return
 * an error.
 */
off_t
_lseek (int fd,
       off_t offset,
       int whence)
{
  errno = ESPIPE;
  return ((off_t)-1);
}